And by that, they always compute their relative position to the nest.

通过这些，它们总能计算出自己与巢穴的相对位置。

Mercury the planet moves pretty quickly, visibly changing its position relative to the background stars even after a single night.

水星的移动速度非常快，甚至一个晚上就可以看到它和背景星系的相对位置发生了明显的变化。

What had occurred since, calculated to change his and my relative positions?

从那以后发生了什么，计划改变他和我的相对位置？

In Earth's night sky, the relative positions of the stars and moon change each night as we travel around the sun.

地球夜空中，众星和月球的相对位置在每晚改变因为绕太阳公转之故。

This change had brought them nigher to each other, however, while it altered their relative positions.

然而，这种变化使他们彼此更加亲近， 同时也改变了他们的相对位置。

Over three nights, he'd look at and draw the same set of stars, carefully measuring their relative positions.

在三个晚上的时间里， 他会观察并画出同一组星星，仔细测量它们的相对位置。

It is only your relative position, your focus within an apparent space and time, that makes this seem so unlikely.

只是你的相对位置，你在一个明显的空间和时间里的焦点，让这看起来不太可能。

We can also track the position of the eyebrows; their relative position to the eyes can be an indicator of surprise, or delight.

我们还可以跟踪眉毛的位置；它们与眼睛的相对位置可以表示惊讶或喜悦。

However, there's a trick: consider the relative position and velocity of the two bodies with respect to the center of gravity of the system.

然而，有一个技巧：考虑两个物体相对于系统重心的相对位置和速度。

We have seen that the El Capitan and Cathedral rocks occupy the same relative positions In both valleys; so also do their Yosemite points and North Domes.

我们已经看到，El Capitan 和 Cathedral 岩石在两个山谷中占据相同的相对位置；他们的优胜美地点和北圆顶也是如此。

The Brahman fell silent, and remained silent for so long that the stars in the small window wandered and changed their relative positions, 'ere the silence was broken.

婆罗门沉默了，沉默了很久，以致于小窗内的星星开始移动，改变了它们的相对位置，沉默才被打破。

So to us, on Earth, the planets go around the sky over the course of a year, and they also appear to change their positions relative to the Sun and the stars.

所以对我们在地球上的人来说，行星每年在天空中运动，看起来就像是改变了它们与太阳和其它星星的相对位置。

Several other yosemites have been discovered in the Sierra that occupy the same relative positions on the Range and were formed by the same forces in the same kind of granite.

在 Sierra 发现了其他几个优胜美地，它们在山脉中占据相同的相对位置，并且是由相同的力量在相同种类的花岗岩中形成的。

Of their cause we are quite ignorant; we cannot even attribute them, as in the last class of cases, to any proximate agency, such as relative position. I will give only a few instances.

我们对他们的事业一无所知。 我们甚至不能像在最后一类案例中那样将它们归因于任何邻近的代理，例如相对位置。 我只会举几个例子。

Standing boldly out from the south wall is a strikingly picturesque rock called by the Indians, Kolana, the outermost of a group 2300 feet high, corresponding with the Cathedral Rocks of Yosemite both in relative position and form.

从南墙突出的是一块风景如画的岩石，印第安人称之为 Kolana，它是一组 2300 英尺高的最外层岩石，在相对位置和形状上与优胜美地的大教堂岩石相对应。